The Lue people gave birth to today's countries such as Thailand, and Laos. Tai Lue migrated down south to Thailand which was established in 1238, then from there people move to what today is called Laos which was established in 1353.
The Dai or Tai Lue people form one of the 56 ethnic groups officially recognized by the People's Republic of China.
The Sipsongpanna (Xishuangbanna) Dai live mainly in the subtropical regions of southern Yunnan Province, China. They are mostly located in the Xishuangbanna (Sipsongpanna) Dai Autonomous Prefecture and Simao Prefecture. They also exist in smaller numbers in Myanmar (200,000), Laos (119,100), Thailand (78,000), Vietnam (3,684), and the United States (4,000).
The total population of the Dai nationality in China is over 1.5 million people (A.D. 2000 estimate). The total population of Tai Lue, or Sipsongpanna Dai, worldwide is approximately 1.2 million people (A.D. 2000 estimate)